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Keyword Highlight Requires Restart

Keywordhighlight changes color/size/weight of your favorite keywords...

Rated 4 out of 5 stars (22)
18 users

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Character Palette Requires Restart

Firefox toolbar for selecting strange characters that are not on my keyboard.

Rated 4 out of 5 stars (16)
1 user

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Bird Import Requires Restart

The extension allows to import e-mail messages from The Bat! mail client into Thunderbird.

Rated 3 out of 5 stars (8)
6 users

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about:support Requires Restart

A Mozilla Messaging addon to assist in product support.

Rated 4 out of 5 stars (4)
0 users

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Select Address Book Text Requires Restart

Copy and paste a name, phone number, address or other text from your Thunderbird address book quickly, with just a single menu click.

Rated 4 out of 5 stars (44)
56 users

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THUNDER!Box Requires Restart

Thunder!Box allows transferring contacts from your Thunderbird-Addressbook to the phonebook of a connected AVM FRITZ!Box FON router and back. You may also use your addressbook to initiate calls.

Rated 4 out of 5 stars (29)
5 users

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Dictionary Switcher for Thunderbird Requires Restart

Toggles spelling dictionaries automatically or manually and displays the currently selected one in the status bar.
Now merged with Dictionary Switcher v1.3 for Firefox/SeaMonkey

Rated 4 out of 5 stars (26)
20 users

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View Your Certificates Email Address

Adds a column for displaying the certificates Email address to the "Your Certificates" tab of the Certificate Manager

Rated 5 out of 5 stars (5)
5 users

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Rikaichan Japanese-German Dictionary File Requires Restart

A dictionary file for Rikaichan.

Rated 5 out of 5 stars (1)
1 user

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SmilieInserter Plus Requires Restart

Insert smilies in messages.

Rated 4 out of 5 stars (25)
19 users

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KHANDBAHALE.COM Marathi Spell Checker. Requires Restart

KHANDBAHALE.COM Marathi Spell Checker. World's first ever spell checker for Marathi. मराठी स्पेल चेकर
# How to Use?
= Right Click to red marked misspelled word to correct it.
- http://www.khandbahale.com/ - a free multilingual dictionary!

Rated 5 out of 5 stars (1)
0 users

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Disable "You" Requires Restart

Addresses in the From/To/Cc headings are since Thunderbird 3 replaced with word "You" if they match any of your identities. This extension disables this function.

Rated 4 out of 5 stars (19)
16 users

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globalChrome.css Requires Restart

Provides global user stylesheet.

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1 user

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Send and File Requires Restart

Allows to file outgoing messages in folder you prefer

Rated 5 out of 5 stars (20)
8 users

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NirvanaHQ Requires Restart

NirvanaHQ for Thunderbird

Rated 5 out of 5 stars (1)
0 users

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Extension List Dumper Requires Restart

This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...

Rated 4 out of 5 stars (123)
6 users

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Rikaichan Japanese-Russian Dictionary File Requires Restart

A dictionary file for Rikaichan.

Not yet rated
1 user

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Play drums! Requires Restart

Just… play drums with your keyboard!

Rated 4 out of 5 stars (20)
0 users

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Stacked Inspector Requires Restart

Switch DOM Inspector to an over/under vertical layout instead of the usual side-by-side panel layout.

Rated 5 out of 5 stars (10)
0 users

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Clean Subject Requires Restart

"Clean Subject" cleans the subject from multiple occurrences of subject prefixes such as ("Re: Re-2: Re:") and postfixes that are inserted by other clients. Words like "[SPAM]" can be cleaned as well. These prefixes can be defined in the preferences.

Rated 4 out of 5 stars (47)
46 users

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